Rule 34 Dev - 10s 2018 5_fingers anatomically_correct anatomically_correct_penis animal_genitalia animal_penis anthro anus balls black_nose blue_eyes canine canine_penis flopped_ear fur green_background green_fur green_hair hair hair_tuft hi_res knot knot_in_sheath looking_down lying male male_only mammal multicolored_fur nude on_back penis penis_tip red_penis sharp_teeth sheath shoulder_tuft simple_background smile solo teeth tongue tongue_out truegrave9 two_tone_fur wolf|3197489280